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The CM57 is a pocket-sized high-performance True RMS AC Clamp meter measuring AC current, AC/DC voltage, resistance with continuity test plus capacitance, frequency and diode test. The compact, rugged design enables accurate and reliable current measurement down to 10mA resolution without the need to break into the circuit.
Features include a thumbwheel for single-handed operation, auto-ranging for ease of use, auto power off and low battery indicator plus hold function useful for working in low light and hard-to-reach areas.
The CM57 is supplied with Martindale TL16 test leads, a soft carry case, alkaline batteries and manual.
True RMS measurement
Auto-ranging 600A AC
Non-contact voltage sensor
CAT III 600V safety rating
Current AC
60.00A/600.0A
Voltage AC
6.000V/60.00V/600V
Voltage DC
6.000V/60.00V/600V
Ohms
600.0Ω to 6.000MΩ
Continuity
buzzer ≤ 30Ω
Capacitance
6.000nF to 600.0µF
Frequency
6.000kHz/10.00kHz (A), 6.000kHz to 100.0kHz (V)
6.000kHz/10.00kHz (A), 6.000kHz to 100.0kHz (V)
± 1.2% ± 3 dgt
Max conductor
25mmØ
Includes
TL16 leads, case, batteries and manual
Warranty
2 Years
Full product specification can be found in the product manual or by contacting our team here
EAN: 5036162187346
| CM55 | CM57 | CM69 | |
|---|---|---|---|
| AC Current | ✔ | ✔ | ✔ |
| DC Current | |||
| AC/DC Volts | ✔ | ✔ | ✔ |
| Ohms | ✔ | ✔ | ✔ |
| Frequency | ✔ | ||
| Capacitance | ✔ | ||
| Non-contact Voltage Detector | ✔ | ||
| Auto ranging | ✔ | ✔ | ✔ |
| Max Conductor Size | 25mm Ø 35x15mm | 25mm Ø 35x15mm | 20mm Ø |
| True RMS | ✔ | ✔ | |
| Min Max | Peak | ||
| Backlight | ✔ | ✔ | |
| Auto Power Off | ✔ | ✔ | ✔ |
| Other | Low pass filter 0.001mA resolution | ||
| Safety | CAT III 600V | CAT III 600V | CAT III 600V CAT IV 300V |
Reliable, fast and accurate calibration
Martindale Electric’s calibration service gives you a reliable service and fast turnaround. Most instruments are calibrated in-house and ready within 3 – 5 days.
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Technical support
If you have questions related to Martindale products, please check our FAQ sections on our product pages, where the most common enquiries are answered.
Should you require further help please do not hesitate to contact the Martindale support team using the telephone number or email address below or complete the online form.
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